diff --git a/config/dbstructure.json b/config/dbstructure.json
new file mode 100644
index 0000000000..62f710cdf7
--- /dev/null
+++ b/config/dbstructure.json
@@ -0,0 +1,1250 @@
+{
+	"addon": {
+		"comment": "registered addons",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": ""},
+			"name": {"type": "varchar(50)", "not null": "1", "default": "", "comment": "addon base (file)name"},
+			"version": {"type": "varchar(50)", "not null": "1", "default": "", "comment": "currently unused"},
+			"installed": {"type": "boolean", "not null": "1", "default": "0", "comment": "currently always 1"},
+			"hidden": {"type": "boolean", "not null": "1", "default": "0", "comment": "currently unused"},
+			"timestamp": {"type": "int unsigned", "not null": "1", "default": "0", "comment": "file timestamp to check for reloads"},
+			"plugin_admin": {"type": "boolean", "not null": "1", "default": "0", "comment": "1 = has admin config, 0 = has no admin config"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"name": ["UNIQUE", "name"]
+		}
+	},
+	"attach": {
+		"comment": "file attachments",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "generated index"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "Owner User id"},
+			"hash": {"type": "varchar(64)", "not null": "1", "default": "", "comment": "hash"},
+			"filename": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "filename of original"},
+			"filetype": {"type": "varchar(64)", "not null": "1", "default": "", "comment": "mimetype"},
+			"filesize": {"type": "int unsigned", "not null": "1", "default": "0", "comment": "size in bytes"},
+			"data": {"type": "longblob", "not null": "1", "comment": "file data"},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "creation time"},
+			"edited": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "last edit time"},
+			"allow_cid": {"type": "mediumtext", "comment": "Access Control - list of allowed contact.id '<19><78>"},
+			"allow_gid": {"type": "mediumtext", "comment": "Access Control - list of allowed groups"},
+			"deny_cid": {"type": "mediumtext", "comment": "Access Control - list of denied contact.id"},
+			"deny_gid": {"type": "mediumtext", "comment": "Access Control - list of denied groups"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"]
+		}
+	},
+	"auth_codes": {
+		"comment": "OAuth usage",
+		"fields": {
+			"id": {"type": "varchar(40)", "not null": "1", "primary": "1", "comment": ""},
+			"client_id": {"type": "varchar(20)", "not null": "1", "default": "", "relation": {"clients": "client_id"}, "comment": ""},
+			"redirect_uri": {"type": "varchar(200)", "not null": "1", "default": "", "comment": ""},
+			"expires": {"type": "int", "not null": "1", "default": "0", "comment": ""},
+			"scope": {"type": "varchar(250)", "not null": "1", "default": "", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"]
+		}
+	},
+	"cache": {
+		"comment": "Stores temporary data",
+		"fields": {
+			"k": {"type": "varbinary(255)", "not null": "1", "primary": "1", "comment": "cache key"},
+			"v": {"type": "mediumtext", "comment": "cached serialized value"},
+			"expires": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "datetime of cache expiration"},
+			"updated": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "datetime of cache insertion"}
+		},
+		"indexes": {
+			"PRIMARY": ["k"],
+			"k_expires": ["k", "expires"]
+		}
+	},
+	"challenge": {
+		"comment": "",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"challenge": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"dfrn-id": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"expire": {"type": "int unsigned", "not null": "1", "default": "0", "comment": ""},
+			"type": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"last_update": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"]
+		}
+	},
+	"clients": {
+		"comment": "OAuth usage",
+		"fields": {
+			"client_id": {"type": "varchar(20)", "not null": "1", "primary": "1", "comment": ""},
+			"pw": {"type": "varchar(20)", "not null": "1", "default": "", "comment": ""},
+			"redirect_uri": {"type": "varchar(200)", "not null": "1", "default": "", "comment": ""},
+			"name": {"type": "text", "comment": ""},
+			"icon": {"type": "text", "comment": ""},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"}
+		},
+		"indexes": {
+			"PRIMARY": ["client_id"]
+		}
+	},
+	"config": {
+		"comment": "main configuration storage",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": ""},
+			"cat": {"type": "varbinary(50)", "not null": "1", "default": "", "comment": ""},
+			"k": {"type": "varbinary(50)", "not null": "1", "default": "", "comment": ""},
+			"v": {"type": "mediumtext", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"cat_k": ["UNIQUE", "cat", "k"]
+		}
+	},
+	"contact": {
+		"comment": "contact table",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "Owner User id"},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"self": {"type": "boolean", "not null": "1", "default": "0", "comment": "1 if the contact is the user him/her self"},
+			"remote_self": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"rel": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": "The kind of the relation between the user and the contact"},
+			"duplex": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"network": {"type": "char(4)", "not null": "1", "default": "", "comment": "Network protocol of the contact"},
+			"name": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "Name that this contact is known by"},
+			"nick": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "Nick- and user name of the contact"},
+			"location": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"about": {"type": "text", "comment": ""},
+			"keywords": {"type": "text", "comment": "public keywords (interests) of the contact"},
+			"gender": {"type": "varchar(32)", "not null": "1", "default": "", "comment": ""},
+			"xmpp": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"attag": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"avatar": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"photo": {"type": "varchar(255)", "default": "", "comment": "Link to the profile photo of the contact"},
+			"thumb": {"type": "varchar(255)", "default": "", "comment": "Link to the profile photo (thumb size)"},
+			"micro": {"type": "varchar(255)", "default": "", "comment": "Link to the profile photo (micro size)"},
+			"site-pubkey": {"type": "text", "comment": ""},
+			"issued-id": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"dfrn-id": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"url": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"nurl": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"addr": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"alias": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"pubkey": {"type": "text", "comment": "RSA public key 4096 bit"},
+			"prvkey": {"type": "text", "comment": "RSA private key 4096 bit"},
+			"batch": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"request": {"type": "varchar(255)", "comment": ""},
+			"notify": {"type": "varchar(255)", "comment": ""},
+			"poll": {"type": "varchar(255)", "comment": ""},
+			"confirm": {"type": "varchar(255)", "comment": ""},
+			"poco": {"type": "varchar(255)", "comment": ""},
+			"aes_allow": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"ret-aes": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"usehub": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"subhub": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"hub-verify": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"last-update": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Date of the last try to update the contact info"},
+			"success_update": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Date of the last successful contact update"},
+			"failure_update": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Date of the last failed update"},
+			"name-date": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"uri-date": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"avatar-date": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"term-date": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"last-item": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "date of the last post"},
+			"priority": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"blocked": {"type": "boolean", "not null": "1", "default": "1", "comment": ""},
+			"readonly": {"type": "boolean", "not null": "1", "default": "0", "comment": "posts of the contact are readonly"},
+			"writable": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"forum": {"type": "boolean", "not null": "1", "default": "0", "comment": "contact is a forum"},
+			"prv": {"type": "boolean", "not null": "1", "default": "0", "comment": "contact is a private group"},
+			"contact-type": {"type": "tinyint", "not null": "1", "default": "0", "comment": ""},
+			"hidden": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"archive": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"pending": {"type": "boolean", "not null": "1", "default": "1", "comment": ""},
+			"rating": {"type": "tinyint", "not null": "1", "default": "0", "comment": ""},
+			"reason": {"type": "text", "comment": ""},
+			"closeness": {"type": "tinyint unsigned", "not null": "1", "default": "99", "comment": ""},
+			"info": {"type": "mediumtext", "comment": ""},
+			"profile-id": {"type": "int unsigned", "not null": "1", "default": "0", "comment": ""},
+			"bdyear": {"type": "varchar(4)", "not null": "1", "default": "", "comment": ""},
+			"bd": {"type": "date", "not null": "1", "default": "0001-01-01", "comment": ""},
+			"notify_new_posts": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"fetch_further_information": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"ffi_keyword_blacklist": {"type": "text", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"uid_name": ["uid", "name(190)"],
+			"self_uid": ["self", "uid"],
+			"alias_uid": ["alias(32)", "uid"],
+			"pending_uid": ["pending", "uid"],
+			"blocked_uid": ["blocked", "uid"],
+			"uid_rel_network_poll": ["uid", "rel", "network", "poll(64)", "archive"],
+			"uid_network_batch": ["uid", "network", "batch(64)"],
+			"addr_uid": ["addr(32)", "uid"],
+			"nurl_uid": ["nurl(32)", "uid"],
+			"nick_uid": ["nick(32)", "uid"],
+			"dfrn-id": ["dfrn-id(64)"],
+			"issued-id": ["issued-id(64)"]
+		}
+	},
+	"conv": {
+		"comment": "private messages",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"guid": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "A unique identifier for this conversation"},
+			"recips": {"type": "text", "comment": "sender_handle;recipient_handle"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "Owner User id"},
+			"creator": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "handle of creator"},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "creation timestamp"},
+			"updated": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "edited timestamp"},
+			"subject": {"type": "text", "comment": "subject of initial message"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"uid": ["uid"]
+		}
+	},
+	"conversation": {
+		"comment": "Raw data and structure information for messages",
+		"fields": {
+			"item-uri": {"type": "varbinary(255)", "not null": "1", "primary": "1", "comment": "URI of the item"},
+			"reply-to-uri": {"type": "varbinary(255)", "not null": "1", "default": "", "comment": "URI to which this item is a reply"},
+			"conversation-uri": {"type": "varbinary(255)", "not null": "1", "default": "", "comment": "GNU Social conversation URI"},
+			"conversation-href": {"type": "varbinary(255)", "not null": "1", "default": "", "comment": "GNU Social conversation link"},
+			"protocol": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": "The protocol of the item"},
+			"source": {"type": "mediumtext", "comment": "Original source"},
+			"received": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Receiving date"}
+		},
+		"indexes": {
+			"PRIMARY": ["item-uri"],
+			"conversation-uri": ["conversation-uri"],
+			"received": ["received"]
+		}
+	},
+	"event": {
+		"comment": "Events",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"guid": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "Owner User id"},
+			"cid": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"contact": "id"}, "comment": "contact_id (ID of the contact in contact table)"},
+			"uri": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "creation time"},
+			"edited": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "last edit time"},
+			"start": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "event start time"},
+			"finish": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "event end time"},
+			"summary": {"type": "text", "comment": "short description or title of the event"},
+			"desc": {"type": "text", "comment": "event description"},
+			"location": {"type": "text", "comment": "event location"},
+			"type": {"type": "varchar(20)", "not null": "1", "default": "", "comment": "event or birthday"},
+			"nofinish": {"type": "boolean", "not null": "1", "default": "0", "comment": "if event does have no end this is 1"},
+			"adjust": {"type": "boolean", "not null": "1", "default": "1", "comment": "adjust to timezone of the recipient (0 or 1)"},
+			"ignore": {"type": "boolean", "not null": "1", "default": "0", "comment": "0 or 1"},
+			"allow_cid": {"type": "mediumtext", "comment": "Access Control - list of allowed contact.id '<19><78>'"},
+			"allow_gid": {"type": "mediumtext", "comment": "Access Control - list of allowed groups"},
+			"deny_cid": {"type": "mediumtext", "comment": "Access Control - list of denied contact.id"},
+			"deny_gid": {"type": "mediumtext", "comment": "Access Control - list of denied groups"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"uid_start": ["uid", "start"]
+		}
+	},
+	"fcontact": {
+		"comment": "Diaspora compatible contacts - used in the Diaspora implementation",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"guid": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "unique id"},
+			"url": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"name": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"photo": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"request": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"nick": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"addr": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"batch": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"notify": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"poll": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"confirm": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"priority": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"network": {"type": "char(4)", "not null": "1", "default": "", "comment": ""},
+			"alias": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"pubkey": {"type": "text", "comment": ""},
+			"updated": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"addr": ["addr(32)"],
+			"url": ["UNIQUE", "url(190)"]
+		}
+	},
+	"fsuggest": {
+		"comment": "friend suggestion stuff",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": ""},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"},
+			"cid": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"contact": "id"}, "comment": ""},
+			"name": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"url": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"request": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"photo": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"note": {"type": "text", "comment": ""},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"]
+		}
+	},
+	"gcign": {
+		"comment": "contacts ignored by friend suggestions",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "Local User id"},
+			"gcid": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"gcontact": "id"}, "comment": "gcontact.id of ignored contact"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"uid": ["uid"],
+			"gcid": ["gcid"]
+		}
+	},
+	"gcontact": {
+		"comment": "global contacts",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"name": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "Name that this contact is known by"},
+			"nick": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "Nick- and user name of the contact"},
+			"url": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "Link to the contacts profile page"},
+			"nurl": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"photo": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "Link to the profile photo"},
+			"connect": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"updated": {"type": "datetime", "default": "0001-01-01 00:00:00", "comment": ""},
+			"last_contact": {"type": "datetime", "default": "0001-01-01 00:00:00", "comment": ""},
+			"last_failure": {"type": "datetime", "default": "0001-01-01 00:00:00", "comment": ""},
+			"location": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"about": {"type": "text", "comment": ""},
+			"keywords": {"type": "text", "comment": "puplic keywords (interests)"},
+			"gender": {"type": "varchar(32)", "not null": "1", "default": "", "comment": ""},
+			"birthday": {"type": "varchar(32)", "not null": "1", "default": "0001-01-01", "comment": ""},
+			"community": {"type": "boolean", "not null": "1", "default": "0", "comment": "1 if contact is forum account"},
+			"contact-type": {"type": "tinyint", "not null": "1", "default": "-1", "comment": ""},
+			"hide": {"type": "boolean", "not null": "1", "default": "0", "comment": "1 = should be hidden from search"},
+			"nsfw": {"type": "boolean", "not null": "1", "default": "0", "comment": "1 = contact posts nsfw content"},
+			"network": {"type": "char(4)", "not null": "1", "default": "", "comment": "social network protocol"},
+			"addr": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"notify": {"type": "varchar(255)", "comment": ""},
+			"alias": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"generation": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"server_url": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "baseurl of the contacts server"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"nurl": ["UNIQUE", "nurl(190)"],
+			"name": ["name(64)"],
+			"nick": ["nick(32)"],
+			"addr": ["addr(64)"],
+			"hide_network_updated": ["hide", "network", "updated"],
+			"updated": ["updated"]
+		}
+	},
+	"glink": {
+		"comment": "'friends of friends' linkages derived from poco",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"cid": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"contact": "id"}, "comment": ""},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"},
+			"gcid": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"gcontact": "id"}, "comment": ""},
+			"zcid": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"gcontact": "id"}, "comment": ""},
+			"updated": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"cid_uid_gcid_zcid": ["UNIQUE", "cid", "uid", "gcid", "zcid"],
+			"gcid": ["gcid"]
+		}
+	},
+	"group": {
+		"comment": "privacy groups, group info",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "Owner User id"},
+			"visible": {"type": "boolean", "not null": "1", "default": "0", "comment": "1 indicates the member list is not private"},
+			"deleted": {"type": "boolean", "not null": "1", "default": "0", "comment": "1 indicates the group has been deleted"},
+			"name": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "human readable name of group"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"uid": ["uid"]
+		}
+	},
+	"group_member": {
+		"comment": "privacy groups, member info",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"gid": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"group": "id"}, "comment": "groups.id of the associated group"},
+			"contact-id": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"contact": "id"}, "comment": "contact.id of the member assigned to the associated group"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"contactid": ["contact-id"],
+			"gid_contactid": ["UNIQUE", "gid", "contact-id"]
+		}
+	},
+	"gserver": {
+		"comment": "Global servers",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"url": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"nurl": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"version": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"site_name": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"info": {"type": "text", "comment": ""},
+			"register_policy": {"type": "tinyint", "not null": "1", "default": "0", "comment": ""},
+			"registered-users": {"type": "int unsigned", "not null": "1", "default": "0", "comment": "Number of registered users"},
+			"poco": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"noscrape": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"network": {"type": "char(4)", "not null": "1", "default": "", "comment": ""},
+			"platform": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"relay-subscribe": {"type": "boolean", "not null": "1", "default": "0", "comment": "Has the server subscribed to the relay system"},
+			"relay-scope": {"type": "varchar(10)", "not null": "1", "default": "", "comment": "The scope of messages that the server wants to get"},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"last_poco_query": {"type": "datetime", "default": "0001-01-01 00:00:00", "comment": ""},
+			"last_contact": {"type": "datetime", "default": "0001-01-01 00:00:00", "comment": ""},
+			"last_failure": {"type": "datetime", "default": "0001-01-01 00:00:00", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"nurl": ["UNIQUE", "nurl(190)"]
+		}
+	},
+	"gserver-tag": {
+		"comment": "Tags that the server has subscribed",
+		"fields": {
+			"gserver-id": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"gserver": "id"}, "primary": "1", "comment": "The id of the gserver"},
+			"tag": {"type": "varchar(100)", "not null": "1", "default": "", "primary": "1", "comment": "Tag that the server has subscribed"}
+		},
+		"indexes": {
+			"PRIMARY": ["gserver-id", "tag"],
+			"tag": ["tag"]
+		}
+	},
+	"hook": {
+		"comment": "addon hook registry",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"hook": {"type": "varbinary(100)", "not null": "1", "default": "", "comment": "name of hook"},
+			"file": {"type": "varbinary(200)", "not null": "1", "default": "", "comment": "relative filename of hook handler"},
+			"function": {"type": "varbinary(200)", "not null": "1", "default": "", "comment": "function name of hook handler"},
+			"priority": {"type": "smallint unsigned", "not null": "1", "default": "0", "comment": "not yet implemented - can be used to sort conflicts in hook handling by calling handlers in priority order"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"hook_file_function": ["UNIQUE", "hook", "file", "function"]
+		}
+	},
+	"intro": {
+		"comment": "",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"},
+			"fid": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"fcontact": "id"}, "comment": ""},
+			"contact-id": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"contact": "id"}, "comment": ""},
+			"knowyou": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"duplex": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"note": {"type": "text", "comment": ""},
+			"hash": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"datetime": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"blocked": {"type": "boolean", "not null": "1", "default": "1", "comment": ""},
+			"ignore": {"type": "boolean", "not null": "1", "default": "0", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"]
+		}
+	},
+	"item": {
+		"comment": "Structure for all posts",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "relation": {"thread": "iid"}},
+			"guid": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "A unique identifier for this item"},
+			"uri": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"uri-hash": {"type": "varchar(80)", "not null": "1", "default": "", "comment": "RIPEMD-128 hash from uri"},
+			"parent": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"item": "id"}, "comment": "item.id of the parent to this item if it is a reply of some form; otherwise this must be set to the id of this item"},
+			"parent-uri": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "uri of the parent to this item"},
+			"thr-parent": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "If the parent of this item is not the top-level item in the conversation, the uri of the immediate parent; otherwise set to parent-uri"},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Creation timestamp."},
+			"edited": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Date of last edit (default is created)"},
+			"commented": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Date of last comment/reply to this item"},
+			"received": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "datetime"},
+			"changed": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Date that something in the conversation changed, indicating clients should fetch the conversation again"},
+			"gravity": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"network": {"type": "char(4)", "not null": "1", "default": "", "comment": "Network from where the item comes from"},
+			"owner-id": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"contact": "id"}, "comment": "Link to the contact table with uid=0 of the owner of this item"},
+			"author-id": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"contact": "id"}, "comment": "Link to the contact table with uid=0 of the author of this item"},
+			"icid": {"type": "int unsigned", "relation": {"item-content": "id"}, "comment": "Id of the item-content table entry that contains the whole item content"},
+			"iaid": {"type": "int unsigned", "relation": {"item-activity": "id"}, "comment": "Id of the item-activity table entry that contains the activity data"},
+			"extid": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"post-type": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": "Post type (personal note, bookmark, ...)"},
+			"global": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"private": {"type": "boolean", "not null": "1", "default": "0", "comment": "distribution is restricted"},
+			"visible": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"moderated": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"deleted": {"type": "boolean", "not null": "1", "default": "0", "comment": "item has been deleted"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "Owner id which owns this copy of the item"},
+			"contact-id": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"contact": "id"}, "comment": "contact.id"},
+			"wall": {"type": "boolean", "not null": "1", "default": "0", "comment": "This item was posted to the wall of uid"},
+			"origin": {"type": "boolean", "not null": "1", "default": "0", "comment": "item originated at this site"},
+			"pubmail": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"starred": {"type": "boolean", "not null": "1", "default": "0", "comment": "item has been favourited"},
+			"unseen": {"type": "boolean", "not null": "1", "default": "1", "comment": "item has not been seen"},
+			"mention": {"type": "boolean", "not null": "1", "default": "0", "comment": "The owner of this item was mentioned in it"},
+			"forum_mode": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"psid": {"type": "int unsigned", "relation": {"permissionset": "id"}, "comment": "ID of the permission set of this post"},
+			"resource-id": {"type": "varchar(32)", "not null": "1", "default": "", "comment": "Used to link other tables to items, it identifies the linked resource (e.g. photo) and if set must also set resource_type"},
+			"event-id": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"event": "id"}, "comment": "Used to link to the event.id"},
+			"attach": {"type": "mediumtext", "comment": "JSON structure representing attachments to this item"},
+			"allow_cid": {"type": "mediumtext", "comment": "Deprecated"},
+			"allow_gid": {"type": "mediumtext", "comment": "Deprecated"},
+			"deny_cid": {"type": "mediumtext", "comment": "Deprecated"},
+			"deny_gid": {"type": "mediumtext", "comment": "Deprecated"},
+			"postopts": {"type": "text", "comment": "Deprecated"},
+			"inform": {"type": "mediumtext", "comment": "Deprecated"},
+			"type": {"type": "varchar(20)", "comment": "Deprecated"},
+			"bookmark": {"type": "boolean", "comment": "Deprecated"},
+			"file": {"type": "mediumtext", "comment": "Deprecated"},
+			"location": {"type": "varchar(255)", "comment": "Deprecated"},
+			"coord": {"type": "varchar(255)", "comment": "Deprecated"},
+			"tag": {"type": "mediumtext", "comment": "Deprecated"},
+			"plink": {"type": "varchar(255)", "comment": "Deprecated"},
+			"title": {"type": "varchar(255)", "comment": "Deprecated"},
+			"content-warning": {"type": "varchar(255)", "comment": "Deprecated"},
+			"body": {"type": "mediumtext", "comment": "Deprecated"},
+			"app": {"type": "varchar(255)", "comment": "Deprecated"},
+			"verb": {"type": "varchar(100)", "comment": "Deprecated"},
+			"object-type": {"type": "varchar(100)", "comment": "Deprecated"},
+			"object": {"type": "text", "comment": "Deprecated"},
+			"target-type": {"type": "varchar(100)", "comment": "Deprecated"},
+			"target": {"type": "text", "comment": "Deprecated"},
+			"author-name": {"type": "varchar(255)", "comment": "Deprecated"},
+			"author-link": {"type": "varchar(255)", "comment": "Deprecated"},
+			"author-avatar": {"type": "varchar(255)", "comment": "Deprecated"},
+			"owner-name": {"type": "varchar(255)", "comment": "Deprecated"},
+			"owner-link": {"type": "varchar(255)", "comment": "Deprecated"},
+			"owner-avatar": {"type": "varchar(255)", "comment": "Deprecated"},
+			"rendered-hash": {"type": "varchar(32)", "comment": "Deprecated"},
+			"rendered-html": {"type": "mediumtext", "comment": "Deprecated"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"guid": ["guid(191)"],
+			"uri": ["uri(191)"],
+			"parent": ["parent"],
+			"parent-uri": ["parent-uri(191)"],
+			"extid": ["extid(191)"],
+			"uid_id": ["uid", "id"],
+			"uid_contactid_id": ["uid", "contact-id", "id"],
+			"uid_created": ["uid", "created"],
+			"uid_commented": ["uid", "commented"],
+			"uid_unseen_contactid": ["uid", "unseen", "contact-id"],
+			"uid_network_received": ["uid", "network", "received"],
+			"uid_network_commented": ["uid", "network", "commented"],
+			"uid_thrparent": ["uid", "thr-parent(190)"],
+			"uid_parenturi": ["uid", "parent-uri(190)"],
+			"uid_contactid_created": ["uid", "contact-id", "created"],
+			"authorid_created": ["author-id", "created"],
+			"ownerid": ["owner-id"],
+			"uid_uri": ["uid", "uri(190)"],
+			"resource-id": ["resource-id"],
+			"deleted_changed": ["deleted", "changed"],
+			"uid_wall_changed": ["uid", "wall", "changed"],
+			"uid_eventid": ["uid", "event-id"],
+			"icid": ["icid"],
+			"iaid": ["iaid"],
+			"psid_wall": ["psid", "wall"]
+		}
+	},
+	"item-activity": {
+		"comment": "Activities for items",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "relation": {"thread": "iid"}},
+			"uri": {"type": "varchar(255)", "comment": ""},
+			"uri-hash": {"type": "varchar(80)", "not null": "1", "default": "", "comment": "RIPEMD-128 hash from uri"},
+			"activity": {"type": "smallint unsigned", "not null": "1", "default": "0", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"uri-hash": ["UNIQUE", "uri-hash"],
+			"uri": ["uri(191)"]
+		}
+	},
+	"item-content": {
+		"comment": "Content for all posts",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "relation": {"thread": "iid"}},
+			"uri": {"type": "varchar(255)", "comment": ""},
+			"uri-plink-hash": {"type": "varchar(80)", "not null": "1", "default": "", "comment": "RIPEMD-128 hash from uri"},
+			"title": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "item title"},
+			"content-warning": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"body": {"type": "mediumtext", "comment": "item body content"},
+			"location": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "text location where this item originated"},
+			"coord": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "longitude/latitude pair representing location where this item originated"},
+			"language": {"type": "text", "comment": "Language information about this post"},
+			"app": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "application which generated this item"},
+			"rendered-hash": {"type": "varchar(32)", "not null": "1", "default": "", "comment": ""},
+			"rendered-html": {"type": "mediumtext", "comment": "item.body converted to html"},
+			"object-type": {"type": "varchar(100)", "not null": "1", "default": "", "comment": "ActivityStreams object type"},
+			"object": {"type": "text", "comment": "JSON encoded object structure unless it is an implied object (normal post)"},
+			"target-type": {"type": "varchar(100)", "not null": "1", "default": "", "comment": "ActivityStreams target type if applicable (URI)"},
+			"target": {"type": "text", "comment": "JSON encoded target structure if used"},
+			"plink": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "permalink or URL to a displayable copy of the message at its source"},
+			"verb": {"type": "varchar(100)", "not null": "1", "default": "", "comment": "ActivityStreams verb"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"uri-plink-hash": ["UNIQUE", "uri-plink-hash"],
+			"uri": ["uri(191)"]
+		}
+	},
+	"item-delivery-data": {
+		"comment": "Delivery data for items",
+		"fields": {
+			"iid": {"type": "int unsigned", "not null": "1", "primary": "1", "relation": {"item": "id"}, "comment": "Item id"},
+			"postopts": {"type": "text", "comment": "External post connectors add their network name to this comma-separated string to identify that they should be delivered to these networks during delivery"},
+			"inform": {"type": "mediumtext", "comment": "Additional receivers of the linked item"}
+		},
+		"indexes": {
+			"PRIMARY": ["iid"]
+		}
+	},
+	"locks": {
+		"comment": "",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"name": {"type": "varchar(128)", "not null": "1", "default": "", "comment": ""},
+			"locked": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"pid": {"type": "int unsigned", "not null": "1", "default": "0", "comment": "Process ID"},
+			"expires": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "datetime of cache expiration"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"name_expires": ["name", "expires"]
+		}
+	},
+	"mail": {
+		"comment": "private messages",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "Owner User id"},
+			"guid": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "A unique identifier for this private message"},
+			"from-name": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "name of the sender"},
+			"from-photo": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "contact photo link of the sender"},
+			"from-url": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "profile linke of the sender"},
+			"contact-id": {"type": "varchar(255)", "not null": "1", "default": "", "relation": {"contact": "id"}, "comment": "contact.id"},
+			"convid": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"conv": "id"}, "comment": "conv.id"},
+			"title": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"body": {"type": "mediumtext", "comment": ""},
+			"seen": {"type": "boolean", "not null": "1", "default": "0", "comment": "if message visited it is 1"},
+			"reply": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"replied": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"unknown": {"type": "boolean", "not null": "1", "default": "0", "comment": "if sender not in the contact table this is 1"},
+			"uri": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"parent-uri": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "creation time of the private message"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"uid_seen": ["uid", "seen"],
+			"convid": ["convid"],
+			"uri": ["uri(64)"],
+			"parent-uri": ["parent-uri(64)"],
+			"contactid": ["contact-id(32)"]
+		}
+	},
+	"mailacct": {
+		"comment": "Mail account data for fetching mails",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"},
+			"server": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"port": {"type": "smallint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"ssltype": {"type": "varchar(16)", "not null": "1", "default": "", "comment": ""},
+			"mailbox": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"user": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"pass": {"type": "text", "comment": ""},
+			"reply_to": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"action": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"movetofolder": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"pubmail": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"last_check": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"]
+		}
+	},
+	"manage": {
+		"comment": "table of accounts that can manage each other",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"},
+			"mid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"uid_mid": ["UNIQUE", "uid", "mid"]
+		}
+	},
+	"notify": {
+		"comment": "notifications",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"hash": {"type": "varchar(64)", "not null": "1", "default": "", "comment": ""},
+			"type": {"type": "smallint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"name": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"url": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"photo": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"date": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"msg": {"type": "mediumtext", "comment": ""},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "Owner User id"},
+			"link": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"iid": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"item": "id"}, "comment": "item.id"},
+			"parent": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"item": "id"}, "comment": ""},
+			"seen": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"verb": {"type": "varchar(100)", "not null": "1", "default": "", "comment": ""},
+			"otype": {"type": "varchar(10)", "not null": "1", "default": "", "comment": ""},
+			"name_cache": {"type": "tinytext", "comment": "Cached bbcode parsing of name"},
+			"msg_cache": {"type": "mediumtext", "comment": "Cached bbcode parsing of msg"}
+			},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"hash_uid": ["hash", "uid"],
+			"seen_uid_date": ["seen", "uid", "date"],
+			"uid_date": ["uid", "date"],
+			"uid_type_link": ["uid", "type", "link(190)"]
+		}
+	},
+	"notify-threads": {
+		"comment": "",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"notify-id": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"notify": "id"}, "comment": ""},
+			"master-parent-item": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"item": "id"}, "comment": ""},
+			"parent-item": {"type": "int unsigned", "not null": "1", "default": "0", "comment": ""},
+			"receiver-uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"]
+		}
+	},
+	"oembed": {
+		"comment": "cache for OEmbed queries",
+		"fields": {
+			"url": {"type": "varbinary(255)", "not null": "1", "primary": "1", "comment": "page url"},
+			"maxwidth": {"type": "mediumint unsigned", "not null": "1", "primary": "1", "comment": "Maximum width passed to Oembed"},
+			"content": {"type": "mediumtext", "comment": "OEmbed data of the page"},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "datetime of creation"}
+		},
+		"indexes": {
+			"PRIMARY": ["url", "maxwidth"],
+			"created": ["created"]
+		}
+	},
+	"openwebauth-token": {
+		"comment": "Store OpenWebAuth token to verify contacts",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"},
+			"type": {"type": "varchar(32)", "not null": "1", "default": "", "comment": "Verify type"},
+			"token": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "A generated token"},
+			"meta": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "datetime of creation"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"]
+		}
+	},
+	"parsed_url": {
+		"comment": "cache for 'parse_url' queries",
+		"fields": {
+			"url": {"type": "varbinary(255)", "not null": "1", "primary": "1", "comment": "page url"},
+			"guessing": {"type": "boolean", "not null": "1", "default": "0", "primary": "1", "comment": "is the 'guessing' mode active?"},
+			"oembed": {"type": "boolean", "not null": "1", "default": "0", "primary": "1", "comment": "is the data the result of oembed?"},
+			"content": {"type": "mediumtext", "comment": "page data"},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "datetime of creation"}
+		},
+		"indexes": {
+			"PRIMARY": ["url", "guessing", "oembed"],
+			"created": ["created"]
+		}
+	},
+	"participation": {
+		"comment": "Storage for participation messages from Diaspora",
+		"fields": {
+			"iid": {"type": "int unsigned", "not null": "1", "primary": "1", "relation": {"item": "id"}, "comment": ""},
+			"server": {"type": "varchar(60)", "not null": "1", "primary": "1", "comment": ""},
+			"cid": {"type": "int unsigned", "not null": "1", "relation": {"contact": "id"}, "comment": ""},
+			"fid": {"type": "int unsigned", "not null": "1", "relation": {"fcontact": "id"}, "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["iid", "server"]
+			}
+		},
+	"pconfig": {
+		"comment": "personal (per user) configuration storage",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": ""},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"},
+			"cat": {"type": "varbinary(50)", "not null": "1", "default": "", "comment": ""},
+			"k": {"type": "varbinary(100)", "not null": "1", "default": "", "comment": ""},
+			"v": {"type": "mediumtext", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"uid_cat_k": ["UNIQUE", "uid", "cat", "k"]
+		}
+	},
+	"permissionset": {
+		"comment": "",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "Owner id of this permission set"},
+			"allow_cid": {"type": "mediumtext", "comment": "Access Control - list of allowed contact.id '<19><78>'"},
+			"allow_gid": {"type": "mediumtext", "comment": "Access Control - list of allowed groups"},
+			"deny_cid": {"type": "mediumtext", "comment": "Access Control - list of denied contact.id"},
+			"deny_gid": {"type": "mediumtext", "comment": "Access Control - list of denied groups"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"uid_allow_cid_allow_gid_deny_cid_deny_gid": ["allow_cid(50)", "allow_gid(30)", "deny_cid(50)", "deny_gid(30)"]
+		}
+	},
+	"photo": {
+		"comment": "photo storage",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "Owner User id"},
+			"contact-id": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"contact": "id"}, "comment": "contact.id"},
+			"guid": {"type": "char(16)", "not null": "1", "default": "", "comment": "A unique identifier for this photo"},
+			"resource-id": {"type": "char(32)", "not null": "1", "default": "", "comment": ""},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "creation date"},
+			"edited": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "last edited date"},
+			"title": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"desc": {"type": "text", "comment": ""},
+			"album": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "The name of the album to which the photo belongs"},
+			"filename": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"type": {"type": "varchar(30)", "not null": "1", "default": "image/jpeg"},
+			"height": {"type": "smallint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"width": {"type": "smallint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"datasize": {"type": "int unsigned", "not null": "1", "default": "0", "comment": ""},
+			"data": {"type": "mediumblob", "not null": "1", "comment": ""},
+			"scale": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"profile": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"allow_cid": {"type": "mediumtext", "comment": "Access Control - list of allowed contact.id '<19><78>'"},
+			"allow_gid": {"type": "mediumtext", "comment": "Access Control - list of allowed groups"},
+			"deny_cid": {"type": "mediumtext", "comment": "Access Control - list of denied contact.id"},
+			"deny_gid": {"type": "mediumtext", "comment": "Access Control - list of denied groups"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"contactid": ["contact-id"],
+			"uid_contactid": ["uid", "contact-id"],
+			"uid_profile": ["uid", "profile"],
+			"uid_album_scale_created": ["uid", "album(32)", "scale", "created"],
+			"uid_album_resource-id_created": ["uid", "album(32)", "resource-id", "created"],
+			"resource-id": ["resource-id"]
+		}
+	},
+	"poll": {
+		"comment": "Currently unused table for storing poll results",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": ""},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"},
+			"q0": {"type": "text", "comment": ""},
+			"q1": {"type": "text", "comment": ""},
+			"q2": {"type": "text", "comment": ""},
+			"q3": {"type": "text", "comment": ""},
+			"q4": {"type": "text", "comment": ""},
+			"q5": {"type": "text", "comment": ""},
+			"q6": {"type": "text", "comment": ""},
+			"q7": {"type": "text", "comment": ""},
+			"q8": {"type": "text", "comment": ""},
+			"q9": {"type": "text", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"uid": ["uid"]
+		}
+	},
+	"poll_result": {
+		"comment": "data for polls - currently unused",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"poll_id": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"poll": "id"}},
+			"choice": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"poll_id": ["poll_id"]
+		}
+	},
+	"process": {
+		"comment": "Currently running system processes",
+		"fields": {
+			"pid": {"type": "int unsigned", "not null": "1", "primary": "1", "comment": ""},
+			"command": {"type": "varbinary(32)", "not null": "1", "default": "", "comment": ""},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["pid"],
+			"command": ["command"]
+		}
+	},
+	"profile": {
+		"comment": "user profiles data",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "Owner User id"},
+			"profile-name": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "Name of the profile"},
+			"is-default": {"type": "boolean", "not null": "1", "default": "0", "comment": "Mark this profile as default profile"},
+			"hide-friends": {"type": "boolean", "not null": "1", "default": "0", "comment": "Hide friend list from viewers of this profile"},
+			"name": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"pdesc": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "Title or description"},
+			"dob": {"type": "varchar(32)", "not null": "1", "default": "0000-00-00", "comment": "Day of birth"},
+			"address": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"locality": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"region": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"postal-code": {"type": "varchar(32)", "not null": "1", "default": "", "comment": ""},
+			"country-name": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"hometown": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"gender": {"type": "varchar(32)", "not null": "1", "default": "", "comment": ""},
+			"marital": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"with": {"type": "text", "comment": ""},
+			"howlong": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"sexual": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"politic": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"religion": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"pub_keywords": {"type": "text", "comment": ""},
+			"prv_keywords": {"type": "text", "comment": ""},
+			"likes": {"type": "text", "comment": ""},
+			"dislikes": {"type": "text", "comment": ""},
+			"about": {"type": "text", "comment": ""},
+			"summary": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"music": {"type": "text", "comment": ""},
+			"book": {"type": "text", "comment": ""},
+			"tv": {"type": "text", "comment": ""},
+			"film": {"type": "text", "comment": ""},
+			"interest": {"type": "text", "comment": ""},
+			"romance": {"type": "text", "comment": ""},
+			"work": {"type": "text", "comment": ""},
+			"education": {"type": "text", "comment": ""},
+			"contact": {"type": "text", "comment": ""},
+			"homepage": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"xmpp": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"photo": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"thumb": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"publish": {"type": "boolean", "not null": "1", "default": "0", "comment": "publish default profile in local directory"},
+			"net-publish": {"type": "boolean", "not null": "1", "default": "0", "comment": "publish profile in global directory"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"uid_is-default": ["uid", "is-default"]
+		}
+	},
+	"profile_check": {
+		"comment": "DFRN remote auth use",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"},
+			"cid": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"contact": "id"}, "comment": "contact.id"},
+			"dfrn_id": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"sec": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"expire": {"type": "int unsigned", "not null": "1", "default": "0", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"]
+		}
+	},
+	"push_subscriber": {
+		"comment": "Used for OStatus: Contains feed subscribers",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"},
+			"callback_url": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"topic": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"nickname": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"push": {"type": "tinyint", "not null": "1", "default": "0", "comment": "Retrial counter"},
+			"last_update": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Date of last successful trial"},
+			"next_try": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Next retrial date"},
+			"renewed": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Date of last subscription renewal"},
+			"secret": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"next_try": ["next_try"]
+		}
+	},
+	"queue": {
+		"comment": "Queue for messages that couldn't be delivered",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"cid": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"contact": "id"}, "comment": "Message receiver"},
+			"network": {"type": "char(4)", "not null": "1", "default": "", "comment": "Receiver's network"},
+			"guid": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "Unique GUID of the message"},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Date, when the message was created"},
+			"last": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Date of last trial"},
+			"next": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Next retrial date"},
+			"retrial": {"type": "tinyint", "not null": "1", "default": "0", "comment": "Retrial counter"},
+			"content": {"type": "mediumtext", "comment": ""},
+			"batch": {"type": "boolean", "not null": "1", "default": "0", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"last": ["last"],
+			"next": ["next"]
+		}
+	},
+	"register": {
+		"comment": "registrations requiring admin approval",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"hash": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"},
+			"password": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"language": {"type": "varchar(16)", "not null": "1", "default": "", "comment": ""},
+			"note": {"type": "text", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"]
+		}
+	},
+	"search": {
+		"comment": "",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"},
+			"term": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"uid": ["uid"]
+		}
+	},
+	"session": {
+		"comment": "web session storage",
+		"fields": {
+			"id": {"type": "bigint unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"sid": {"type": "varbinary(255)", "not null": "1", "default": "", "comment": ""},
+			"data": {"type": "text", "comment": ""},
+			"expire": {"type": "int unsigned", "not null": "1", "default": "0", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"sid": ["sid(64)"],
+			"expire": ["expire"]
+		}
+	},
+	"sign": {
+		"comment": "Diaspora signatures",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"iid": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"item": "id"}, "comment": "item.id"},
+			"signed_text": {"type": "mediumtext", "comment": ""},
+			"signature": {"type": "text", "comment": ""},
+			"signer": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"iid": ["UNIQUE", "iid"]
+		}
+	},
+	"term": {
+		"comment": "item taxonomy (categories, tags, etc.) table",
+		"fields": {
+			"tid": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": ""},
+			"oid": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"item": "id"}, "comment": ""},
+			"otype": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"type": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"term": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"url": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"guid": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"received": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"global": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"}
+		},
+		"indexes": {
+			"PRIMARY": ["tid"],
+			"oid_otype_type_term": ["oid", "otype", "type", "term(32)"],
+			"uid_otype_type_term_global_created": ["uid", "otype", "type", "term(32)", "global", "created"],
+			"uid_otype_type_url": ["uid", "otype", "type", "url(64)"],
+			"guid": ["guid(64)"]
+		}
+	},
+	"thread": {
+		"comment": "Thread related data",
+		"fields": {
+			"iid": {"type": "int unsigned", "not null": "1", "default": "0", "primary": "1", "relation": {"item": "id"}, "comment": "sequential ID"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"},
+			"contact-id": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"contact": "id"}, "comment": ""},
+			"owner-id": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"contact": "id"}, "comment": "Item owner"},
+			"author-id": {"type": "int unsigned", "not null": "1", "default": "0", "relation": {"contact": "id"}, "comment": "Item author"},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"edited": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"commented": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"received": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"changed": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": ""},
+			"wall": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"private": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"pubmail": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"moderated": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"visible": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"starred": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"ignored": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"post-type": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": "Post type (personal note, bookmark, ...)"},
+			"unseen": {"type": "boolean", "not null": "1", "default": "1", "comment": ""},
+			"deleted": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"origin": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"forum_mode": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"mention": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"network": {"type": "char(4)", "not null": "1", "default": "", "comment": ""},
+			"bookmark": {"type": "boolean", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["iid"],
+			"uid_network_commented": ["uid", "network", "commented"],
+			"uid_network_created": ["uid", "network", "created"],
+			"uid_contactid_commented": ["uid", "contact-id", "commented"],
+			"uid_contactid_created": ["uid", "contact-id", "created"],
+			"contactid": ["contact-id"],
+			"ownerid": ["owner-id"],
+			"authorid": ["author-id"],
+			"uid_created": ["uid", "created"],
+			"uid_commented": ["uid", "commented"],
+			"uid_wall_created": ["uid", "wall", "created"],
+			"private_wall_origin_commented": ["private", "wall", "origin", "commented"]
+		}
+	},
+	"tokens": {
+		"comment": "OAuth usage",
+		"fields": {
+			"id": {"type": "varchar(40)", "not null": "1", "primary": "1", "comment": ""},
+			"secret": {"type": "text", "comment": ""},
+			"client_id": {"type": "varchar(20)", "not null": "1", "default": "", "relation": {"clients": "client_id"}},
+			"expires": {"type": "int", "not null": "1", "default": "0", "comment": ""},
+			"scope": {"type": "varchar(200)", "not null": "1", "default": "", "comment": ""},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "User id"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"]
+		}
+	},
+	"user": {
+		"comment": "The local users",
+		"fields": {
+			"uid": {"type": "mediumint unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"parent-uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "relation": {"user": "uid"}, "comment": "The parent user that has full control about this user"},
+			"guid": {"type": "varchar(64)", "not null": "1", "default": "", "comment": "A unique identifier for this user"},
+			"username": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "Name that this user is known by"},
+			"password": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "encrypted password"},
+			"legacy_password": {"type": "boolean", "not null": "1", "default": "0", "comment": "Is the password hash double-hashed?"},
+			"nickname": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "nick- and user name"},
+			"email": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "the users email address"},
+			"openid": {"type": "varchar(255)", "not null": "1", "default": "", "comment": ""},
+			"timezone": {"type": "varchar(128)", "not null": "1", "default": "", "comment": "PHP-legal timezone"},
+			"language": {"type": "varchar(32)", "not null": "1", "default": "en", "comment": "default language"},
+			"register_date": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "timestamp of registration"},
+			"login_date": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "timestamp of last login"},
+			"default-location": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "Default for item.location"},
+			"allow_location": {"type": "boolean", "not null": "1", "default": "0", "comment": "1 allows to display the location"},
+			"theme": {"type": "varchar(255)", "not null": "1", "default": "", "comment": "user theme preference"},
+			"pubkey": {"type": "text", "comment": "RSA public key 4096 bit"},
+			"prvkey": {"type": "text", "comment": "RSA private key 4096 bit"},
+			"spubkey": {"type": "text", "comment": ""},
+			"sprvkey": {"type": "text", "comment": ""},
+			"verified": {"type": "boolean", "not null": "1", "default": "0", "comment": "user is verified through email"},
+			"blocked": {"type": "boolean", "not null": "1", "default": "0", "comment": "1 for user is blocked"},
+			"blockwall": {"type": "boolean", "not null": "1", "default": "0", "comment": "Prohibit contacts to post to the profile page of the user"},
+			"hidewall": {"type": "boolean", "not null": "1", "default": "0", "comment": "Hide profile details from unkown viewers"},
+			"blocktags": {"type": "boolean", "not null": "1", "default": "0", "comment": "Prohibit contacts to tag the post of this user"},
+			"unkmail": {"type": "boolean", "not null": "1", "default": "0", "comment": "Permit unknown people to send private mails to this user"},
+			"cntunkmail": {"type": "int unsigned", "not null": "1", "default": "10", "comment": ""},
+			"notify-flags": {"type": "smallint unsigned", "not null": "1", "default": "65535", "comment": "email notification options"},
+			"page-flags": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": "page/profile type"},
+			"account-type": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": ""},
+			"prvnets": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"pwdreset": {"type": "varchar(255)", "comment": "Password reset request token"},
+			"pwdreset_time": {"type": "datetime", "comment": "Timestamp of the last password reset request"},
+			"maxreq": {"type": "int unsigned", "not null": "1", "default": "10", "comment": ""},
+			"expire": {"type": "int unsigned", "not null": "1", "default": "0", "comment": ""},
+			"account_removed": {"type": "boolean", "not null": "1", "default": "0", "comment": "if 1 the account is removed"},
+			"account_expired": {"type": "boolean", "not null": "1", "default": "0", "comment": ""},
+			"account_expires_on": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "timestamp when account expires and will be deleted"},
+			"expire_notification_sent": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "timestamp of last warning of account expiration"},
+			"def_gid": {"type": "int unsigned", "not null": "1", "default": "0", "comment": ""},
+			"allow_cid": {"type": "mediumtext", "comment": "default permission for this user"},
+			"allow_gid": {"type": "mediumtext", "comment": "default permission for this user"},
+			"deny_cid": {"type": "mediumtext", "comment": "default permission for this user"},
+			"deny_gid": {"type": "mediumtext", "comment": "default permission for this user"},
+			"openidserver": {"type": "text", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["uid"],
+			"nickname": ["nickname(32)"]
+		}
+	},
+	"userd": {
+		"comment": "Deleted usernames",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "sequential ID"},
+			"username": {"type": "varchar(255)", "not null": "1", "comment": ""}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"username": ["username(32)"]
+		}
+	},
+	"user-item": {
+		"comment": "User specific item data",
+		"fields": {
+			"iid": {"type": "int unsigned", "not null": "1", "default": "0", "primary": "1", "relation": {"item": "id"}, "comment": "Item id"},
+			"uid": {"type": "mediumint unsigned", "not null": "1", "default": "0", "primary": "1", "relation": {"user": "uid"}, "comment": "User id"},
+			"hidden": {"type": "boolean", "not null": "1", "default": "0", "comment": "Marker to hide an item from the user"}
+		},
+		"indexes": {
+			"PRIMARY": ["uid", "iid"]
+		}
+	},
+	"worker-ipc": {
+		"comment": "Inter process communication between the frontend and the worker",
+		"fields": {
+			"key": {"type": "int", "not null": "1", "primary": "1", "comment": ""},
+			"jobs": {"type": "boolean", "comment": "Flag for outstanding jobs"}
+		},
+		"indexes": {
+			"PRIMARY": ["key"]
+		},
+		"engine": "MEMORY"
+	},
+	"workerqueue": {
+		"comment": "Background tasks queue entries",
+		"fields": {
+			"id": {"type": "int unsigned", "not null": "1", "extra": "auto_increment", "primary": "1", "comment": "Auto incremented worker task id"},
+			"parameter": {"type": "mediumblob", "comment": "Task command"},
+			"priority": {"type": "tinyint unsigned", "not null": "1", "default": "0", "comment": "Task priority"},
+			"created": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Creation date"},
+			"pid": {"type": "int unsigned", "not null": "1", "default": "0", "comment": "Process id of the worker"},
+			"executed": {"type": "datetime", "not null": "1", "default": "0001-01-01 00:00:00", "comment": "Execution date"},
+			"done": {"type": "boolean", "not null": "1", "default": "0", "comment": "Marked 1 when the task was done - will be deleted later"}
+		},
+		"indexes": {
+			"PRIMARY": ["id"],
+			"pid": ["pid"],
+			"parameter": ["parameter(64)"],
+			"priority_created": ["priority", "created"],
+			"done_executed": ["done", "executed"]
+		}
+	}
+}
\ No newline at end of file